Opmeso Sipis is a River located in Rivière-Saint-Jean; Minganie, Quebec.

• Latitude: 50° 21' 21'' North   (decimal: 50.3559042)
• Longitude: 64° 14' 39'' West   (decimal: -64.2440558)
• Topography Feature Category: River
• Geographical Feature: Rivière
• Canadian Province/Territory: Quebec
• Location: Rivière-Saint-Jean; Minganie
• GPS Coordinate Locator Map: Opmeso Sipis Lat/Long